WASHINGTON WORKS TEFLON POLYMERS BUSINESS TEAM cc: *. u. ipiei AR226-2389 September 20, 1985 TO: 0.

AR226-2401 M INTEROFFICE MEMORANDUM Date: From: Dept: Tel N o : 31-May-1989 10:54am WILLIAM E CRAWLEY CRAWLEWE PPD~"TEFLON"TECH 304-863-2742 TO: ANTHONY J. tTONYJ PLAYTIS ( PLAYTIS ) Subject: C-8 Sampling We have decided that it is not necessary to continue sampling the Lubeck system for Q-8 to see the impact of the Supernate Pond closure.

A fi. & Z 6 _ 0 7 t j - 2 A C U T E T O X IC IT Y TO FISH (M U M M ICH O G ) T E S T S U B S T A N C E _____________________________________________ Identity: A mixture containing perfluorooctanesulfonate; may also be referred to as PFO S, FC-95, or as a component of FC-203C and L-5440. (1-Octanesulfonic acid, 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-heptadecafluoro-, potassium salt, C A S # 2795-39-3) Rem arks: The 3M production lot number w as not noted.

ACUTE TOXICITY TO FISH (FATHEAD MINNOW) TEST SUBSTANCE___________________________________________ Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-206C and 81-2/8. (1-Octanesulfonicadd, 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-heptadecafluoro-, potassium salt, CAS # 2795-39-3) Remarks: The 3M production lot number was not noted.

AR33&-0268 " -% li.rtR 7 iil 3M Synthesis and Characterization of N-Ethyl FOSE- 14C December 11, 1980 Conducted at: During: Commercial Chemicals Division and Riker Laboratories, Inc. 3M St.

IN VITRO MICROBIOLOGICAL MUTAGENICITY ASSAYS OF 3M COMPANY'S COMPOUND T-3610 Final Report September 1984 By: / O j u ^ i i L L Debra E.

AR2X-032 To : Study Files of Riker Experiments Nos. 068QTR0008 0680TR0010 0680TR0020 0681TR0095 0681TR0110 0680RR0018 From: U.

Pathology and Toxicology Riker Laboratories, Inc.

A R A S 6 _ 071 & ' BIODEGRADATION (OECD 301E) TEST SUBSTANCE_______________________________________________ Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-203. (1Octanesulfonic acid) (CAS # 2795-39-3).

R*082 REV. i*<J cstaiushio hoi E. [ . du Pont de;ncNorpeo*mato( ours & C o m pany Wilm ington.

3 FLUOROCHEMICAL SUBMISSION 1987 Click a Month back to year menu TOXICOLOGY, EPIDEMIOLOGY AND MEDICAL SURVEILLANCE October

-ftRxs.6 . 0 3 0 e!

Internal Correspondence A/W&OWI To: F'om: Subject: Date: COMMERCIAL CHEMICALS ANALYTICAL REPORT #346 E.

Experiment No.: Conducted At: Dates Conducted: Conducted By: Reviewed By: Acute Ocular Irritation Test with T-3494 in Albino Rabbits Hm-oyy 0884EB0011 Safety Evaluation Laboratori ;* Riker Laboratories, Ine.

Pathology and Toxlcotogy RHcar Laboratories, Inc.